the mercury 13, much of a response, i think largely as the next year or so went on, because of randi lovelace's death. so she was sort of dismissed, and it wasn't until the hard work of the feminist movement of the 1970's as well as the civil rights movement, that i think finally began to open the doors in 1978 for the first class of women astronauts. >> did women astronauts in russia encounter the same obstacles? >> that first class? well, they were a small minority, certainly, among a larger group of women. interestingly, when i interviewed eileen collins, who was not part of that first class but who was a -- is a current astronaut, and talked to her, for example, about what kind of exams, what kind of physical and medical exams she took, she said the exams we have are nothing like the exams that these people went through, in part because our knowledge of space at that point in the early years was very minimal, so everything was tested. but as far as discrimination and obstacles, yes, i think that there certainly was some. there's an editorial cartoon in the book about sally ride where report